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Novel environment-friendly solar battery backplane material

A solar cell and environmental protection technology, applied in the direction of circuits, photovoltaic power generation, electrical components, etc., can solve the problems of poor mechanical performance resistance to neutral salt spray and aging resistance, low breakdown voltage strength, and materials containing fluorine, etc., to achieve Good mechanical properties, neutral salt spray resistance and aging resistance, low production cost and minimal toxicity

Inactive Publication Date: 2016-11-23
GUANGXI NANNING ZHICUI SCI TECH CONSULTATION CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The present invention provides a new type of environmentally friendly solar battery backplane material to solve the problem of poor mechanical properties, neutral salt spray resistance and aging resistance, low breakdown voltage strength, and fluorine-containing material of the existing new type of environmentally friendly solar battery backplane material. High toxicity, easy to cause environmental pollution and other problems

Method used

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  • Novel environment-friendly solar battery backplane material

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Experimental program
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Effect test

preparation example Construction

[0036] The preparation method of the novel environment-friendly solar cell backboard material comprises the following steps:

[0037] S1: EVA resin, ethylene glycol monostearate, tributoxyethyl phosphate, tris (2,4-di-tert-butylphenyl) phosphite, oxalic acid polyester, maleic anhydride Mix with EPDM rubber and stir for 5-10min at a temperature of 750-780°C and a rotation speed of 200-300r / min to obtain mixture I;

[0038] S2: Under nitrogen protection, add chloropropyl styrene, maleic anhydride grafted polypropylene, hexabromocyclododecane, 3-ethyl-2-butene-1- Alcohol, chlorinated paraffin, sodium tartrate, calcium polyphosphate, sodium hydroxymethyl cellulose, coupling agent, compatibilizer, stabilizer, bridging agent, regulator, strengthening agent, coagulant, toughening agent, Plasticizer and thickener, stirring for 3-6h under microwave power of 100-300W, temperature of 650-700°C, and rotation speed of 100-400r / min, to obtain mixture II;

[0039] S3: Add magnesium oxide, ...

Embodiment 1

[0042] A new type of environmentally friendly solar battery backsheet material, made of the following raw materials in units of weight: 150 parts of EVA resin, 40 parts of ethylene glycol monostearate, 32 parts of tributoxyethyl phosphate, three (2 , 26 parts of 4-di-tert-butylphenyl) phosphite, 18 parts of oxalic acid polyester, 20 parts of maleic anhydride grafted EPDM rubber, 20 parts of chloropropyl styrene, maleic anhydride grafted 18 parts of polypropylene, 13 parts of hexabromocyclododecane, 15 parts of 3-ethyl-2-buten-1-ol, 8 parts of magnesium oxide, 8 parts of titanium oxide, 20 parts of chlorinated paraffin, 15 parts of sodium tartrate , 12 parts of calcium polyphosphate, 12 parts of sodium hydroxymethyl cellulose, 6 parts of glass fiber, 12 parts of extender pigment, 1.5 parts of coupling agent, 1.5 parts of compatibilizer, 1.2 parts of antioxidant, 1.2 parts of stabilizer, bridging 0.8 part of agent, 0.7 part of regulator, 0.5 part of strengthening agent, 0.5 part...

Embodiment 2

[0050] A new type of environmentally friendly solar cell backsheet material, which is made of the following raw materials in units of weight: 115 parts of EVA resin, 35 parts of ethylene glycol monostearate, 30 parts of tributoxyethyl phosphate, three (2 , 25 parts of 4-di-tert-butylphenyl) phosphite, 16 parts of oxalic acid polyester, 18 parts of maleic anhydride grafted EPDM rubber, 16 parts of chloropropyl styrene, maleic anhydride grafted 15 parts of polypropylene, 10 parts of hexabromocyclododecane, 12 parts of 3-ethyl-2-buten-1-ol, 6 parts of magnesium oxide, 6 parts of titanium oxide, 16 parts of chlorinated paraffin, 10 parts of sodium tartrate , 8 parts of calcium polyphosphate, 9 parts of sodium hydroxymethyl cellulose, 4 parts of glass fiber, 18 parts of extender pigment, 1 part of coupling agent, 1 part of compatibilizer, 0.8 part of antioxidant, 0.8 part of stabilizer, bridging 0.6 part of agent, 0.5 part of regulator, 0.4 part of strengthening agent, 0.4 part of ...

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Abstract

The invention discloses a novel environment-friendly solar cell backboard material, which is made of the following raw materials: EVA resin, ethylene glycol monostearate, tributoxyethyl phosphate, tris(2,4-di-tert-butyl Phenyl) phosphite, oxalic acid polyester, maleic anhydride grafted EPDM rubber, chloropropyl styrene, maleic anhydride grafted polypropylene, hexabromocyclododecane, 3‑ethyl‑ 2-butene-1-alcohol, magnesium oxide, titanium oxide, chlorinated paraffin, sodium tartrate, calcium polyphosphate, sodium hydroxymethylcellulose, glass fiber, extender pigment, coupling agent, compatibilizer, antioxidant, Stabilizer, bridging agent, regulator, strengthening agent, coagulant, toughening agent, plasticizer, thickener, stabilizer, terminator. The new environment-friendly solar battery backboard material prepared by the invention not only has good mechanical properties, neutral salt spray resistance and aging resistance, but also has excellent breakdown voltage strength, and can be widely used in solar battery backplane materials .

Description

【Technical field】 [0001] The invention belongs to the technical field of environmental protection and the technical field of battery backboard material preparation, and in particular relates to a novel environmentally friendly solar battery backboard material. 【Background technique】 [0002] The solar backsheet is located on the back of the solar panel. Fluorocarbon coatings made of PVDF, CTFE, and PTFE resins developed and produced by fluororesin multinational companies (such as Japan's Asahi Glass, Daikin, and France's Arkema, etc.) are widely used in It is used in the surface protection of bridges, buildings, railways, and communication facilities, and has withstood the harsh outdoor test for more than 40 years, showing excellent weather resistance. At the same time, material surface modification technologies including low-temperature plasma modification technology, radiation modification technology, and vacuum plasma chemical grafting technology are relatively mature. T...

Claims

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Application Information

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IPC IPC(8): C08L23/08C08L51/04C08L51/06C08L91/06C08L1/28C08K13/04C08K7/14C08K5/103C08K5/526C08K3/22H01L31/049
CPCY02E10/50C08L23/0853C08L2203/204C08L2205/02C08L2205/035H01L31/049
Inventor 黄宇
Owner GUANGXI NANNING ZHICUI SCI TECH CONSULTATION CO LTD
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